smith



s. G. SMITH. EXPANSION JOINT FOR BRIGKWORK.

-(No Model.)

NO. 552,781 Patented Jan. 7, 1896.

yWITNESSE C. /NVENTO/? flgmaur 6'.

A Tron/v5 YS SEYMOUR G. SMITH, ()F PLAINFIELD,

NEW JERSEY, ASSIGNOR TO IDA M.

SMITH, (or SAME ll es.

ExPANsio'n-wmT Foe BRlCKWORK.

SPECIFICATION forming pert of Letters Eatent No. 552,787, dated Januery 7, 1896 I Application filed June 1, 18 95. Serial No. 551,364. (No modeL) To It whom-z, 23/; mag concern.- j

lie it known that LSEYMOUR G. SMITH, of Pininlieid, county of Union, State '01: New Jersey, have inventedeertein TlOWfi-Ilfl useful Improvements in Expansion-Joints for Brickwork of which the following his fiulhnlear, and exert description. .v

The object of the invention is to provide a new and improved expansion-joint for brickwork, whereby the latte r may be subjected to e high degree of heat without injury to the wall by the expansion and eontractien of the vbrick.

The in vention consists principally of zr sheet of no combustible material interwoven i ranisv a.- rseiy with the brickwork.

The invention also consists of certain parts and details and. eovnbinntions oi. the some, will be fully described: hereinafter, and then pointed out in the claims.

Reference is to be had to the a eco npan yin g d rawin gs, io'rinin g (it part of this specification, in which similar characters of reference indicate corresponding pants in. both the figures.

.liigui'e 1 is side elevation of the improvement, and. Fig. 2 is it plan view of the same.

A. sheet A, of asbestos or other non-eombns,

tible material, placed transversely in the 7 wall lhbuilt of brick, and these-id sheet is interwoven with the brink as the difiTere-nt courses of brick are laid, sothatjoints are broken n p wardy and trmzsv'ersely, as will be read i iv o n derstood. by referen cc to the ii g res. 'ifheislweets form a n1- the Wall. v

Sheets A are placed abontthree feet apart in a wall, so that the latter is divided into sections separated by the sheets of lion-com- ,b ustible and sufiieiently elastic material to eonipensete for-the expansion of aidjseent seetions.

This joint is very serviceable in furnaces rial, such as asbestos, end-interwoven transversely with the brick-work and breaking joint with thelayers of brick, substztntially as shown and described.

3. An expansion. joint for brick-Work, consisting of a sheet of non-combustible .Illitterial arranged transversely in the brick-work and in an approximately zig-zag line according to the joints layers.

SEYMOUR (l. hMi'lll.

'\\"itnesses:

THEO: liosrnn', v 1 i G; SnnowIoK; l J

sheets are preferably flush with the-faces of of the bricks in the dilierent 

